In Delhi blast probe NIA has detained a key suspect namely Waseem Ahmed Malik. Waseem was detained in Kishtawar while he was on his way to Dhaka.25-yr-old waseem is reportedly a student of MBBS at a private college in Bangladesh. Reports suggest that he is also the brother of HM militant Junaid Akram Malik, recruited by Azhar Ali Butt presently lodged in high security Kotbalwal Jail in Jammu.